Coasts
- Created by: proctor.a
- Created on: 23-05-19 17:43
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- Coasts
- Protection
- Groynes
- Wooden barriers parallel to beach
- Prevent longshore drift
- Rock Armour
- Rocks placed at base of cliffs
- Reduce the power of waves
- Sea wall
- Large wall parallel to coast
- Reflect waves back
- Drainage pipes
- Pipes in cliffs
- Stop cliff from slipping and ground becoming saturated
- Groynes
- Landforms
- Bays and headlands
- Headlands are hard, resistant rock slowly being eroded by waves
- Bays are soft, less-resistant rock quickly being eroded
- Spits
- Longshore drift forces sand away from coastline
- It continues out until waves curves it at the end
- Plants grow and it becomes permanent
- Salt marsh builds up behind it
- Erosion created
- Bays and headlands
- Longshore Drift
- Protection
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